Physics · Microcontrollers
What is the operation performed by the following 8051 assembly language program? CLR A MOV R1, #30H MOV R7, #21H AGAIN: MOV @R1, A INC R1 DJNZ R7, AGAIN
- 1Clears 33 RAM locations starting from address 21H
- 2Clears 33 RAM locations starting from address 30H✓
- 3Clears 100 RAM locations starting from address 21H
- 4Clears 21 RAM locations starting from address 100H
Correct answer
Clears 33 RAM locations starting from address 30H
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